Build failed. https://zuul.opendev.org/t/openstack/buildset/92023abc5711467f968fe9b5cd2b20e4 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/02011e6190244ff69d31c2c391dbfda9 : SUCCESS in 2m 52s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/eb38f97a6be44c5199ddb361ac1ed514 : SUCCESS in 3m 35s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/94132f326b5341a9a064f35d2e6c9be7 : FAILURE in 5m 06s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1d808ffee8c84a4a8a90a576f8fa3080 : SUCCESS in 3m 25s